Kids Pre-K Stud Tshirt YOUTH Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat Perfect for your little one to wear to PRE-K. PreK Stud Tshirt. Makes a great gift for your little one entering Pre-K! Lightweight, Classic fit, Double-needle sleeve and bottom hem